What would happen to the population of an animal if its predator was added to the food web?

a. it would decrease.

b. it would stay the same.

c. it would increase

d. it would fluctuate.

Ans. (A). It would decrease.

A food web represents an interconnection of multiple food chains in an ecosystem. A predator can be defined as the organism that obtains its food by killing other organisms (preys). So, when a predator of an animal is added to the food web, it will feed on that animal that would lead to decrease in population of given animal.

Thus, the correct answer is option (A).

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explanation:

physics means: "the branch of science concerned with the nature and properties of matter and energy. the subject matter of physics, distinguished from that of chemistry and biology, includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms."